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Tiptop Audio Octopass

Marsoni M251S
Sale price$399.50
Pay 4 payments of $99.88 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Tiptop Audio OctopassThe Tiptop Audio Octopass is an eight voice professional 24db octave low pass filter based on the classic 2044 filter found in some of the most iconic and rare synthesisers of all time. All eight filters are fully analog with linear gain compensation of resonance and the desired analog tolerances between voices. Polyphonic patching is available for audio in and to as well as filter cutoff. A global frequency modulation CV using a mono jack can be used
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.5 ★★★★★
Based on 1120 reviews
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Verified Purchase
Alquin Reotita
Battle Creek, US
★★★★★ 5
Good replacement Air Filter
Size: CRV (2023-2025) 1.5L Gas
Great replacement with its average cost. Better airflow and yet good filtration. - Honda CRV 1.5T 2025 EXL
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 21, 2025
T
Verified Purchase
Timothy J Hall
West Palm Beach, US
★★★★★ 5
Nice product
Size: CRV (2023-2025) 1.5L Gas
Had no problem with them they was easy to install work just fine
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 1, 2025
J
Verified Purchase
John Day
Pawtucket, US
★★★★★ 5
Fits
Size: CRV (2023-2025) 1.5L Gas
Fit and worked just fine.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 11, 2025
T
The Blind Guru
Draper, US
★★★★★ 5
Convenient and Cost-Effective Air Filter Set for Gasoline Engine
Size: CRV (2023-2025) 1.5L Gas, Size: CRV (2023-2025) 1.5L Gas
Why did you pick this product vs others?: The set includes both the engine air filter and the cabin air filter, which I find extremely convenient because both usually need replacing around the same time—especially if you drive in dusty environments or have seasonal allergies. Ease of installation: I replaced both filters myself in under 20 minutes using just basic tools. No instructions are included, but a quick search online brought up several helpful videos tailored to my car model. Both filters fit perfectly without any force or trimming needed, which isn’t always the case with aftermarket brands. Functionality: From past experience, replacing the engine air filter regularly (every 12,000 to 15,000 miles as suggested in the owner’s manual) helps maintain better fuel efficiency and extends engine life by keeping debris out of the combustion chamber. After swapping in the new filter, I noticed the engine ran slightly smoother—especially on acceleration. Smell: The cabin air filter is equally important, particularly for passengers with allergies or sensitivity to airborne particles. I could immediately tell the airflow from the vents was stronger and fresher-smelling after the replacement, which suggests the old filter was overdue. Value for money: The ITESIER Cabin and Engine Air Filter combo pack is a smart buy for anyone maintaining a gasoline-powered vehicle like my Honda Civic. This combo pack offers good value for money compared to buying each filter separately. Quality: Overall, if you’re comfortable with basic DIY car maintenance, this kit is a great choice. It’s affordable, fits properly, and provides an easy way to knock out two important maintenance tasks in one go. Filter quality: The filters are high quality. They work without problems. Just be aware that this is designed only for gasoline engines—it won’t be compatible with diesel or hybrid powertrains.
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Reviewed in the United States on July 16, 2025
M
Mel M
Lowell, US
★★★★★ 5
Exactly what I needed
Size: CRV (2023-2025) 1.5L Gas
I'm not sure how much there is to say about an automotive cabin air filter. I double-checked the specs to make sure this was compatible with my car, ordered the filter, then installed it. It fit, it didn't have a weird smell, I haven't thought about it since. That's exactly what I want in an air filter. Five stars!
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Reviewed in the United States on October 20, 2025

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